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Finding the Fourth Proportional to 533,346.42, 800,020.41 and 217,803.33

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Solution

The fourth proportional to 533,346.42, 800,020.41 and 217,803.33 is: 326,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,346.42 : 800,020.41 = 217,803.33 : x
  2. Step 2: Convert to fraction form
    533,346.42/800,020.41 = 217,803.33/x
  3. Step 3: Cross multiply
    533,346.42x = 800,020.41 × 217,803.33
  4. Step 4: Simplify right side
    533,346.42x = 174,247,109,584.39
  5. Step 5: Solve for x
    x = 174,247,109,584.39/533,346.42
  6. Step 6: Final answer
    x = 326,705.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.